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Ultraviolet Waves

Published on Nov 23, 2015

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PRESENTATION OUTLINE

1.

ULTRAVIOLET WAVES

By: Lindsey W. and Jessica F.
2.

THE WAVELENGTH OF ULTRAVIOLET WAVES

IS 4,000 TO 7,000 ANGSTROMS. 1 ANGSTROM =.00000001CM
3.

WEIRD FACTS ABOUT UV RAYS

4.

UVa RAYS PENETRATE DEEP INTO THE SKIN.

THEY ARE RESPONSIBLE FOR SIGNS OF AGING.
5.

UVB RAYS ARE THE MAIN CAUSE OF SKIN CANCER.

THEY ARE STRONGER WHEN IT'S CLOUDY DUE TO REFLECTIONS.
6.

UVB RAYS ARE MORE HARMFUL

THAN UVA RAYS.
7.

SOURCES

8.

QUESTION?

ARE UVB RAYS STRONGER WITH OR WITHOUT CLOUDS?

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